of_pci_address_to_resource
EXPORT_SYMBOL_GPL(of_pci_address_to_resource);
if (of_pci_address_to_resource(dp, 2, &fb_res) ||
of_pci_address_to_resource(dp, 1, ®_res)) {
extern int of_pci_address_to_resource(struct device_node *dev, int bar,